Astronomers puzzled by dwarf planet (15)

Taipei Times 2014.03.27 20:58
Reuters, CAPE CANAVERAL, Florida The dwarf planet Sedna, discovered in 2003, is depicted in an artist's concept released by NASA on Wednesday. Photo: Reuters / NASA / JPL-Caltech Astronomers have found a dwarf planet far beyond the orbit of Pluto and can only guess how it got there. The diminutive world, provisionally called "2012 VP 113" by the international Minor Planet Center, is estimated to be about 450km in
TRUJILLO, PLANET, ORBIT, OBJECT, TELESCOPE, ASTRONOMER, Sheppard, Schwamb, Brown, Biden, Mars, Comet, TD, CL, Washington, TW